RT Journal Article SR Electronic T1 Healthcare system leadership and climate change: five lessons for improving health systems resiliency JF BMJ Leader JO BMJ Leader FD BMJ Publishing Group Ltd SP 52 OP 55 DO 10.1136/leader-2021-000583 VO 7 IS 1 A1 Jeff Tochkin A1 John Richmond A1 Attila Hertelendy YR 2023 UL http://bmjleader.bmj.com/content/7/1/52.abstract AB